[Event "Biel op-B 56th"]
[Site "Biel"]
[Date "2023.07.19"]
[Round "3"]
[White "Luethi, Walter"]
[Black "Lavorgna, Filippo"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "1641"]
[BlackElo "1867"]
[PlyCount "56"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Qc7 12. 0-0-0 0-0-0 13. c4 Ngf6 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 c5 17. g3 cxd4 18. Bf4 Bd6 19. Bxd6 Rxd6 20. Rh4 Qa5 21. Kb1 Qf5+ 22. Ka1 d3 23. Qe3 Ng4 24. Rxg4 Qxg4 25. Rxd3 Rxd3 26. Qxd3 Rd8 27. Qb3 Qe4 28. a3 Rd3 0-1

[Event "Biel op-B 56th"]
[Site "Biel"]
[Date "2023.07.18"]
[Round "2"]
[White "Vihan, Shourya"]
[Black "Luethi, Walter"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "1952"]
[BlackElo "1641"]
[PlyCount "37"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. dxc5 d4 7. Na4 Bxc5 8. Nxc5 Qa5+ 9. Bd2 Qxc5 10. e3 dxe3 11. Bxe3 Qb4+ 12. Qd2 Qxd2+ 13. Bxd2 Bg4 14. Be2 Bxf3 15. Bxf3 Nd4 16. Bc3 Nxf3+ 17. gxf3 f6 18. 0-0-0 Nh6 19. Rhe1+ 1-0

[Event "Basel Carnival op"]
[Site "Basel"]
[Date "2023.02.24"]
[Round "1"]
[White "Cofman, Veaceslav"]
[Black "Luethi, Walter"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2292"]
[BlackElo "1688"]
[PlyCount "75"]
[EventDate "2023.02.24"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nc6 6. e3 Nf6 7. dxc5 Bxc5 8. Be2 0-0 9. 0-0 a6 10. Qc2 Ba7 11. Rd1 h6 12. Bd2 Be6 13. Be1 Qe7 14. h3 Rfd8 15. Nd4 Nxd4 16. exd4 Rac8 17. Qd3 Bb8 18. Bd2 Qd7 19. Qf3 Qd6 20. g4 Qh2+ 21. Kf1 h5 22. Qg2 Qxg2+ 23. Kxg2 hxg4 24. hxg4 Bxg4 25. Bxg4 Nxg4 26. Rh1 Rd6 27. f3 Nh6 28. Rh5 Rg6+ 29. Kf2 Bg3+ 30. Ke2 f5 31. Kd3 Rd6 32. Bxh6 gxh6 33. Rxf5 Rf8 34. Nxd5 Rfd8 35. Rg1 Rxd5 36. Rxg3+ Kh8 37. Rxd5 Rxd5 38. Ke4 1-0

